Unanswered Questions
592 questions with no upvoted or accepted answers
12
votes
0answers
600 views
PIM-SM with BSR over SSG5 VPN tunnel
I've created a lab to troubleshoot an issue I'm having with PIM-SM and BSR. There are two sites connected via two Juniper SSG5s (6.3.0r17) with just enough configuration to focus on the problem at ...
10
votes
0answers
2k views
Openswan-Sonicwall VPN tunnel
I've been trying to figure this out but all the documentation I can find seems to be very old. The feeling seems to be that once Dell acquired Sonicwall, documentation became sparse and mostly useless....
8
votes
1answer
431 views
How to control unwanted UDP traffic (Broadcast & Multicast) on Cisco Router 2911?
Please suggest, we are getting UDP traffic either broadcast or multicast in router 2911 which cause 95%+ utilisation of the router. And we got error in link and business impact due to this. Company ...
7
votes
1answer
656 views
How to break apart an IPv6 /56 6rd delegated prefix from ISP into multiple /64 VLANs for use with SLAAC EUI-64? [Cisco]
I have CenturyLink Internet service, and they have a 6RD IPv6 deployment where they hand out an IPv6 delegated prefix /56 block to me and allow me to use it as I wish. My Cisco ISR router receives the ...
7
votes
0answers
356 views
Distributed Trunking Inconsistent MAC table
Good afternoon.
I've recently faced a problem in an HPE Distributed-Trunking Switch-to-Switch Square-Topology.
Image 1 (shows the essential part of the architecture that consists of 4 switches ...
6
votes
0answers
111 views
Cisco NX-OS 9K - LDAP Configuration
I'm having some trouble configuring LDAP authentication (via Windows AD) when connecting via ssh on our CISCO. I replaced some information from the switch, you will see it in uppercase here.
...
6
votes
0answers
352 views
Maximum number of subscribers per FPC in Juniper MX
If link with subscribers, containing about 12000 clients, goes down. One aggregated ethernet containing two links which goes to two different FPC's.
All clients try to authorize on JuniperMX with the ...
6
votes
0answers
405 views
CISCO ISE Identity Management Group assignment
The Scenario in Brief
Three types of devices can exist on our wireless networks:
AD joined, corporate owned (Windows PC/Laptop/Surface)
Non-AD Joined, corporate owned (iPad/Chromebook and their ...
6
votes
0answers
527 views
VirtualAccess Behavior with PPP
A small ISP I provide service for has recently been consolidating their equipment. One of their small branches only has a handful (5 or so) of users receiving their internet through a router, a Cisco ...
5
votes
0answers
121 views
Cisco nexus 9396 rebooted with reason xbar_client
Today my one of cisco nexus 9396PX switch got rebooted and this is what i found, based on following logs what could be wrong? We don't have Cisco support for this switch, trying to see if i can get ...
5
votes
0answers
162 views
Where is the traffic going?
Here is a routing puzzle:
I'm working on a poorly documented network, and I'm trying to document things as I discover them.
R1 is a core L3 switch. R2 is a router. The FW is a, well, firewall.
On ...
5
votes
0answers
804 views
What is the effect of using “ntp allow mode control 0”?
I am attempting to mitigate the issues surrounding bug report CSCum44673. According to the software release notes found here, I need to ensure that all of my routers are on IOS version 15.2(2) or ...
5
votes
0answers
293 views
Hp Procurve Action ignored in download mode
From an tftp server I'm trying to import the config to startup-config using
copy tftp startup-config 10.0.0.10 5006zl.cnf
The switch asks for confirmation y/n and when pressing y it just aborts ...
5
votes
0answers
206 views
E1 over SDH, CRC increasing
I'm Having problem with CRC on E1 interface, after I found clock slips, I have configured "network-clock-participate wic" and "network-clock-select". But I think that is not the cause of CRC, when I ...
5
votes
0answers
802 views
Juniper SRX IPv6-PD update-router-advertisement issues
I'm trying to get some sweet prefix delegation working on my SRX. My provider offers DHCPv6-PD and gives out /56 addresses. I have done setups using cisco routers and am trying to replicate it onto a ...
