Questions tagged [brocade]

A tag for questions involving Brocade Communications Systems hardware or software.

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16
votes
2answers
26k views

Adding a simple VLAN on a Juniper MX

after years away from JunOS, working with Foundry (now Brocade) routers, I find myself with a new Juniper MX10. All I want to do is create a simple VLAN such that two ports share one routing ...
16
votes
4answers
5k views

Why does this router fail to use multiple, equal-cost routes from OSPF?

A Brocade router running NetIron 5.2, and a Dynamips emulation running IOS 12.4 both fail to dependably use equal cost paths in what seems to be a very simple configuration. I say "dependably" because ...
14
votes
6answers
24k views

What happens when the ARP cache overflows?

In at least one implementation there is a hard limit on the capacity of the ARP table. What happens when the ARP cache is full and a packet is offered with a destination (or next-hop) that isn't ...
12
votes
1answer
4k views

Mac / CAM entries from non-Cisco switches with Q-BRIDGE-MIB

How do I do community string Indexing for other switches like D link DES 3526 and Brocade Fastiron SX800? I am running a java program to poll a specific vlan on a Brocade sx 800 l3 switch. The ...
11
votes
1answer
805 views

How can I check to see if I am receiving MED's?

I have a BGP session with a transit provider in two different cities. We are both using the same AS at both locations. I am expecting them to be sending me MED's for me to use for routing decisions ...
10
votes
4answers
3k views

Embedded routers vs. software routers in the datacentre

I've been looking for a new 'core' router to put in our new rack which is colo'd at a nearby datacentre. What I've come across is the usual Cisco/Juniper/Brocade lineup, with the usual unattractive ...
9
votes
2answers
2k views

Brocade chassis and CDP

I know Brocade will gladly accept CDP from Cisco devices and display it in a show fdp neighbor. If you enable CDP on a Brocade chassis will it send CDP packets out as well as FDP?
9
votes
2answers
4k views

VRRP and VRRP-Extended

Is VRRP-E a completely separate standard than VRRP or does it just add on features to the VRRP standard? What are some major differences between VRRP and VRRP-E?
8
votes
1answer
620 views

Ethernet switch capable of H-QoS at the 802.1q level

I have the following type of links at the edge of my ISP cloud: +-----------------------+ ...
7
votes
2answers
17k views

How can I capture traffic on a Brocade XMR, MLX, CER or CES?

How can I perform a packet analysis on traffic flowing through a Brocade XMR, MLX, CER or CES without having to install a specific software on any of the remote endpoints ?
7
votes
2answers
697 views

Is there a way to create static LSP on a Brocade device?

Is there a way to create a static LSP (i.e. manually specifying in and out labels/interfaces, without LDP or RSVP) on a recent Brocade device running Netiron ? All I can find is an old Foundry static ...
7
votes
1answer
287 views

# of bgp routes sent to neighbor drops after session reset

I have iBGP configured between two devices. After the bgp session comes up, the # of routes sent to RouterA from RouterB initially increases to roughly 100k, but then for some reason, it drops down ...
6
votes
2answers
1k views

In and Outbound Dual VRRP connections

I'm trying to setup a redundant route link for our internal network using brocade layer 3 switches. I have setup up VRRP on both the green/blue and red/black networks. The reason for doing this is to ...
6
votes
2answers
3k views

Maintain prefixes even when bgp peer goes down

Is there a way to maintain the BGP prefixes a router has learned from another device even when reachability to the peer drops so that bgp doesn't need to withdraw all the routes and then relearn them? ...
6
votes
2answers
2k views

How to monitor(SPAN) traffic on only a single port of a LACP trunk in Brocade Fastiron

How can you monitor(SPAN) traffic on a only the primary port or a secondary port of a LACP trunk on a Brocade Fastiron? I can put the monitor command on the primary port e15 and it will allow me to ...
6
votes
3answers
2k views

Does a mirror port keep VLAN tags?

I have the following config on a Brocade XMR, running IronWare 5.6.0c. Will the traffic mirrored to e 1/13 keep it's VLAN tags, so I can distinguish where it came from? Or will the tags be stripped ...
5
votes
6answers
3k views

Are Brocade configuration commands the same across most or all their products?

Are the commands to configure things like LAG bundles, STP, VLANs, OSPF, MPLS, etc the same between all the platforms or is it different for each? It appears that Brocade uses different OS for each ...
5
votes
1answer
6k views

DHCP with Brocade

I have the following config on a brocade icx with the premium license for L3 features: stack unit 1 module 1 icx6450-24p-poe-port-management-module module 2 icx6450-sfp-plus-4port-40g-module ! ...
5
votes
1answer
962 views

Load balancing between two default routes

I have a Brocade FESX648-PREM switch that is currently connected to an IXP and a single upstream transit provider. This switch accepts the default route via BGP from the transit provider. I announce a ...
5
votes
1answer
2k views

VRRP-Extended - can't ping

I have 2 brocade switches running vrrp-extended for a specific vlan. Connected to these 2 is an access switch with the default route set to the vrrp-extended virtual ip address. The problem is that ...
5
votes
2answers
3k views

Brocade MLX reapplying modified ACL

Why do Brocade MLX ACL changes require the extra configuration step as described below? Compared to Cisco ACLs this seems inconvenient. If you make an ACL configuration change, you must reapply the ...
5
votes
1answer
131 views

ip-fwd-entry allocation fail OSPF

Any idea what this error means? I can't find much on googling. Device is a Brocade SX. Output is from: show ip ospf error **** Warning! ip-fwd-entry allocation fail 3629337 times --- The ...
5
votes
1answer
862 views

Fiber Port Issue

I'm trying to troubleshoot a situation between a foundry sx and a brocade icx. I setup tagged ports and vlans between them both. Now when I connect the 2 switches with an ethernet cable, ospf comes ...
4
votes
2answers
1k views

Brocade 'management-vrf' feature

Say you have used the management-vrf <vrf-name> configuration command on your Brocade device and setup a loopback in that VRF with a IP address from your management network for that remote site. ...
4
votes
2answers
5k views

Brocade switches per vlan STP support

Do Brocade switches(FastIron, NetIron, ICX, etc) support using a per vlan spanning tree or do they only support a single spanning tree instance for all VLANs? If they support per vlan: Is it ...
4
votes
2answers
1k views

Super Aggregated VLAN vs. Q-in-Q

Is Super Aggregated VLANs Brocades version of Q-in-Q? If any, what are some of the major differences between SAV and Q-in-Q?
4
votes
2answers
22k views

Filter the default route, but accept all other routes

I have a BGP session where the other participant is advertising the default route in addition to a number of small prefixes. I want to filter out the default, but accept those other prefixes. I've ...
4
votes
1answer
2k views

Single-mode cross-connect — link light off

I recently had a single-mode fiber cross-connect setup between two cabinets on different floors. I have a Brocade FESX648-PREM on one end and a Brocade FESX448-PREM on the other end. Both switches ...
4
votes
1answer
441 views

Cross datacenter IP failover/migration

I am trying to wrap my head around this (very) simple issue of IP failover from one physical location to another. I have a few Virtual machines running at Site A where I need to rebuild the NAS. In ...
4
votes
1answer
5k views

Resetting a password for Brocade 3800 when you don't have support channels

Not so sure if this question is considered valid, but I'm trying my luck. I acquired a Brocade Silkworm 3800 FC switch, and it came with password in it. I do not have access to Password Recovery ...
4
votes
1answer
672 views

Vyatta - Redundant ISP Connections?

I have a customer using Vyatta vRouters (Brocade vRouters). They have deployed 2 separate vRouters for redundancy, each with it's own ISP connection. The ISP's are not the same. Does Vyatta have ...
3
votes
2answers
3k views

Gateway interface latency is very high, while latency of traffic traversing gateway is very low?

I have a brocade 6740 that I am using as my gateway. All traffic on the network performs as expected, EXCEPT when I actually access the ip address of the gateway. For example, if I ping the gateway ...
3
votes
1answer
2k views

Configuring VLAN-based priority/QOS on Brocade NOS?

I would like to do QoS based on port-based VLAN traffic on a Brocade VDX67xx series router running NOS 4.1. Just need a way to say, "traffic on VLAN 100 has a higher priority ingress/egress than vlan ...
3
votes
2answers
1k views

Disable ping replies on brocade switch

What is the command to use to disable ping replies from a brocade switch? Baasically, I am trying to disable any outbound ping messages to inbound ICMP request messages. I stumbled upon brocade-...
2
votes
3answers
756 views

Can I auto-negotiate PoE class (brocade)?

If I use the inline power command in interface configuration mode, it will enable with the default PoE class, which is Class 0 or "UnknownClass". If I leave the default class can the switch ...
2
votes
1answer
130 views

RANCID saving config lines out of order [closed]

On one of the configs backed up by RANCID, it has switched two lines. Lines 241 and 242, for example, have been swapped. It does this every time the backup is grabbed, and it only happens on this ...
2
votes
1answer
87 views

Brocade L2VPN Route Reflector

I am trying to create an MPLS VPLS network where the VPLS instances are auto-discovered via BGP L2VPN. The issue I'm currently facing is that the routes are not reflected and there seems to be no ...
2
votes
2answers
110 views

FibreChannel topology

I trying to understand SAN topology. If we have fabric and fabric mode with auto data rate is set == means we will get F_ports, right? And if we need use 8G link from SAN storage and no fibre mode ...
2
votes
1answer
920 views

Static IP route will not clear

I have a Brocade FESX648-PREM I set a static route with the following command: ip route 123.123.123.123 255.255.255.255 124.124.124.124 Where 123.123.123.123 is my real IP address and 124.124.124.124 ...
2
votes
1answer
255 views

IPV6 Support For Cisco Nexus Switches

Does CISCO Nexus 3548P-10G L3 Switch Supports IVP6? What are some other alternative L3 Switches with same or slightly higher hardware configuration as CISCO Nexus 3548P-10G and IPV6 support
2
votes
0answers
189 views

Brocade FastIron ignoring ARP cache settings

I have a Brocade FastIron FESX648 and I'm attempting to increase the ARP cache timeout on a port that is connected to an IXP. According to the Brocade docs, I can increase the timeout up to 4 hours ...
2
votes
1answer
962 views

Brocade ICX6610 - No 'Router-Interface ve' command

Here my problem. I need to install and configure 2 units Brocade ICX6610 as core switch. Im already done with setting up new vlan on Fortigate and some vlan dhcp pool in 6610. My problem is when i ...
1
vote
2answers
59 views

AOC cables for Brocade Fiberchannel

I have a FC switch from brocade with 16Gb ports and I want to connect to an array enclosure from another vendor. For internal requirements, it should be connected through twinax AOC cables. My problem ...
1
vote
1answer
109 views

Help with network topology

We have several old Cisco switches (currently only have VLAN 1 for everything). We are moving to a VOIP setup with Brocade and so I've (hopefully) configured the Brocade switch to handle the traffic ...
1
vote
1answer
414 views

out-of-band interface vs normal interface in switches (cisco, brocade,…)

i have a question abou out of band management interface in cisco and brocade switches, for example we can set 192.168.1.0/29 on our switches oob then via our lan we can access the switch in case of ...
1
vote
1answer
138 views

Strange BGP routing issue between two public routers. Not able to see subnets

Having a strange issue can't seem to figure out what's happening. I got 2 routers running BGP. Router A is advertising 23.128.128.0/24 subnet and Router B is advertising 23.128.129.0/24. Routing is ...
1
vote
1answer
36 views

Brocade OSPFv3 Routes are not installed

I am trying to deploy OSPFv3 across our network. However a few routers do not install the OSPFv3 route's to their routing tables. For example, this router is able to ping a certain host on the network....
1
vote
1answer
2k views

How to show logged in users in a Brocade ICX6430 switch

What is the command to list the users currently logged into a Brocade ICX6430 switch?
1
vote
1answer
609 views

Brocade ADX 1000 load balancing: Can't reach the VIP

Weird. We just got a Brocade ADX 1000 for server load balancing. Config is setup to emulate the basic load balancer configuration in their guide (real servers, VIP and management IP are all members of ...
1
vote
1answer
2k views

Brocade PBR next hop to firewall based on network destination

I am trying to configure a policy based route on a brocade VDX (NOS operating system) to direct traffic based on destination subnet. I want traffic going from 10.5.2.0/23 to 10.5.1.0/25 to be routed ...