Questions tagged [cisco-2960]
For questions about or involving the Cisco 2960 Series switches. This includes the newer versions like 2960S, 2960X and 2960XR.
35
questions
0
votes
2
answers
362
views
Cisco 2960-X IOS Version 15.2 can't use command access-session control-direction both
I am trying to configure a Cisco Switch 2960-X with IOS V15.2 for WOL ( Wake on Lan)
I tried this tutorials but the command isnt working:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/san/command/...
- 1
0
votes
0
answers
63
views
Cisco 2960 and Cisco 871 - no connectivity on non-default vlans
Unable to get internet connectivity from non-default vlans.
Suspect router config is not adequate
Five vlans created on 2960 (10,20,30,40,50)and Gig port 0/1 set to trunk.
Port f0 on router which is ...
- 101
2
votes
1
answer
2k
views
Unable to disable CRC check on Cisco 2960-X
I have a 48 port Cisco 2960-X running IOS Version 15.0(2)EX5.
I'm trying to connect it to a Ubiquiti EdgeRouter4 using a Ubiquiti DAC Twinax cable..
I'm aware that this is technically not recommended, ...
- 123
0
votes
1
answer
2k
views
C2960 %LINEPROTO-5 UPDOWN and %LINK-3-UPDOWN when speed is not set on 100
I have 4 ports.
3 are like this, Gi 0/1-3
switchport access vlan xxx
switchport mode access
power inline never
speed 100
spanning-tree portfast edge
One Trunk, Gi 0/8
switchport mode trunk
power ...
- 103
2
votes
2
answers
3k
views
Cisco 2960x Stack IOS version mismatch
Hope some of you already have some hands-on experience with that - if you're adding a new switch to the stack and you get IOS version mismatch, can you still copy the bin image from the master to the ...
- 151
1
vote
3
answers
2k
views
How to create/delete multiple VLANs in a single command?
If I want to create 3 VLANs, I've to do it one by one like this.
conf t
vlan 2
vlan 3
vlan 4
Same thing goes with deletion.
conf t
no vlan 2
no vlan 3
no vlan 4
Is there a way to do it in a single ...
- 219
1
vote
1
answer
2k
views
Force Catalyst 2960X Boot Loader upgrade to the same version
I would like to know if there's a way to force a Boot Loader rewrite on Cisco Catalyst 2960-X switches.
I got one model that runs this release of the Boot Loader: BOOTLDR: C2960X Boot Loader (C2960X-...
- 504
0
votes
2
answers
142
views
Unable to use a specific IP for an IP Camera attached to a Cisco 2960 static access port
I initially had issues with an Axis IP camera not staying online. I replaced with new camera. The new camera works perfectly fine. However, I cannot access it via HTTP or ping from a specific server ...
0
votes
1
answer
220
views
Cisco 2960x: Adding a new cable to complete the "ring" with switches powered on - is it safe?
Let's say I've got a 2960x stack like the one shown below - as you can see one cable is missing as it was too short, so I ordered a longer one and am awaiting delivery. One thing I wonder about though ...
- 151
3
votes
1
answer
4k
views
Cisco QoS SRR Share & Shape impact
I am working on understanding the impact of using shaping and sharing with the SRR scheduler. Given these 2 commands on an interface:
switch(config-if)#srr-queue bandwidth share 40 20 30 20
switch(...
- 1,709
0
votes
2
answers
2k
views
cisco switch iOS running into problem
I updated Cisco 2960x iOS, but when it started to operate I encountered this error.
"Mar 25 12:02:19.878: %ILET-1-AUTHENTICATION_FAIL: This Switch may not have been manufactured by Cisco or with ...
- 113
4
votes
1
answer
647
views
QoS on 2960X does not seem to have an impact
We have some issues with Dect stations that have a very high requirement in regards of delay. Communication between 2 devices should not exceed 500 microseconds (0.5ms). We decided to test some ...
- 1,709
2
votes
1
answer
270
views
Traffic policing on a switch
Is this too much to ask from a Cisco switch..
Being able to limit traffic on a per IP basis on a single interface.
e.g. 192.168.1.12 = 500kbps
192.168.1.30 = 200kbps
I know traffic policing is ...
- 583
1
vote
0
answers
158
views
Why are multicast frames not showing in the SPAN session? (on Catalyst 2960) [closed]
I have a SPAN monitor session setup to capture both tx/rx on a port 9 (see below). And I can see the multicast count ticking up on port 9. But none of the multicast packets show up in the SPAN session ...
- 111
2
votes
2
answers
2k
views
Can't use "dot1x" command in Cisco Packet Tracer
I am trying to configure 802.1X authentication on a Cisco switch 2960 in Cisco Packet Tracer software.
Here I found the offical guide: https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960/...
- 123
1
vote
1
answer
58
views
Need clarification on some Cisco configurations
Here is the situation :
I have an HP server with 2 network interfaces linked to a Cisco switch. I want to configure the switch to accept the NIC teaming of the server. I have always believed that the ...
- 11
1
vote
3
answers
8k
views
Disable DHCP on a 2960x?
I must start this by saying I am quite new to the IT scene. Also, I am very new to cisco switches..
I have been tasked to find out information on disabling DHCP on the cisco, and instead have the ...
- 11
1
vote
2
answers
3k
views
Is it possible to enable jumbo frame only on some interfaces of CISCO WS-C2960X-24PS-L
We want to enable 9K jumbo frame on CISCO WS-C2960X-24PS-L switches, however I found this line in the documentation and it made me confused and concerned because it involves reset and reload of switch ...
user29422
1
vote
1
answer
423
views
Updating config on 2960s Stack by copying from FTP
I'd like to upgrade a stack of Cisco 2960s switches with a new configuration, and I would like to know what is required to copy a pre-populated config.text file from an FTP server to the switch stack.
...
- 95
0
votes
1
answer
3k
views
How can I ping from the cisco switch to host on one vlan but not another vlan? [closed]
I have 2960 with two vlans, voice(40), data(50). I have 2 laptops and a VOIP phone connected. I can ping the gateway ( a Fortigate 60D which is the DHCP server which is working properly) from both ...
- 1
2
votes
2
answers
666
views
How do I diagnose a VoIP issue on a Cisco 2811?
Background
Our shop consists of approximately 10~12 Cisco IP phones which then connect to their respective workstations. Each phone is connected to the only switch in the shop which is a Cisco 2950 ...
- 284
2
votes
3
answers
1k
views
Bridge is always root for a vlan
I have a switch that is not receiving BPDU Hellos properly and I have not been able to pin point the problem. Switch 1 puts all ports for vlan4 into desg mode and claims it is the root for vlan4 (the ...
- 403
3
votes
1
answer
3k
views
Disable empty power slot on Cisco 2960xr
I have a ws-C2960XR-24ps-I switch with 2 slots for power supply's but only 1 power supply inserted.
So the switch is always logging an event : "%PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not ...
- 403
1
vote
1
answer
128
views
WAP551 connected to WS-C2960X-24TD-L does not turn on, no PoE?
I just set up a new WS-C2960X-24TD-L, and I can access the switch via Network Assistant without any issues. However, when I plug in the WAP directly to the switch with the included cable, it seems to ...
- 13
1
vote
1
answer
326
views
Cisco 2960: RSTP finished when?
I have several Cisco 2960 switches here, all configured for RSTP.
15.0(2)SE6
C2960-LANBASEK9-M
spanning-tree mode rapid-pvst
Topology is as follows:
S1 -- S2 -- S4
\ /
\__S3__/
I ...
- 113
2
votes
1
answer
7k
views
2960s and outdiscards
I have an issue with a pair of 2960s switches. I can see a lot of outdiscards on some of the interfaces and the end users are noticing network issues. I also have some access points that can't ...
- 23
3
votes
1
answer
2k
views
VLAN routing on a SonicWall TZ215
I desperatly need some help. Ok, quick topic. We've a fiber optic link configure through a Cisco 2960 with 2 externals VLAN (one for voip, one for data configure through 4 of the 2960 ports) on which ...
- 33
1
vote
1
answer
204
views
Cisco Catalyst 2960: incorrect data in the Web interface [closed]
Found this problem in the web interface on Cisco WS-C2960G-24TC-L: the "Smartports" descriptions of the ports do not corresponds to the actual configuration received from memory with the command show ...
- 11
6
votes
2
answers
3k
views
Using channel-group mode on in my full Cisco enviroment
this is my first question over here.
I have a question about using channel-group mode on or channel-group mode active.
I have a core 3750x with 2 stacked SFPs nodes. Each pair of ports of a node ...
- 195
8
votes
2
answers
1k
views
Cisco 2960 Portfast ports generate Spanning Tree TCN
We are operating several Cisco 2960S stacks here and, for some time, are experiencing regular Spanning Tree TCNs (Topology Change Notifications).
When using show spanning-tree detail to get to the ...
- 440
4
votes
1
answer
2k
views
Rate limiting specific IP adresses on Cisco 2960S and 2960X series
We are looking into rate limiting some specific IP addresses down to 5mbit for various bandwidth reasons.
Is is possible to rate limit ingress and egress traffic for specific IP addressees on the ...
- 505
6
votes
2
answers
5k
views
Limit egress traffic 2960G
This is to support a user who has the requirement of simulating specific speeds for download/upload. We have configured a limit using service-policy that as successfully limiting upload speed (...
- 463
4
votes
2
answers
5k
views
Cisco 2960 Syslog - All logs not sent to Server
I have just installed Kiwi Syslog Server and is trying to capture Syslog messages from my Cisco 2960 Switches. Based on the docs online I have created following configuration:
logging 192.168.1.5
...
5
votes
3
answers
1k
views
Cisco 2960 Switches denying Telnet connections randomly
I have 5 2960 switches configured in my network. The issue I am facing is that while telnetting to the switches (eg: A) sometimes abruptly the telnet connection gets closed and repeated attempts sees ...
4
votes
2
answers
574
views
Interface capabilities: CISCO 2960S vs WS-X4648
We are going to deploy customer access switches. We can chose between two switch solutions: 1) CISCO 2960S 2) line card WS-X4648 in CISCO 4507R+E (Sup7L-E). Our customers will work with video ...
- 831