Switching

Voice Best practice - Quality of service help

friends i have spend my last couple of weeks studying this .. completed a CBT also on QoS but as i am very new need your help in implementing this as this is a production setup. I have a WAN link of 10MB (F0/0) and LAN side i have multiple sub inter...

3850-24XS-E stacked as 10G Aggregation switches?

Hi all, I'm looking for an aggregation switch for approximately 37 access switches all with 10G uplinks. The site have some 6506-E's with older line cards at the moment so we're refreshing this kit. The 6500 10G line cards look to be heavily oversub...

ASR 920 ISO XE command help

Hi There, I am not sure If I have chosen the correct forum, Appreciate if someone can suggest the correct forum name If this is not the correct one. Here is the summary on the help I need. I have an ASR 920 IOS XE router , now I have not configured a...

%PCMCIAFS-5-DFS_CLOSE_ERR: Error during close of the file NVRAM.

When I save configuration every time, I see these log: 000169: Apr 5 09:22:34.351: %PCMCIAFS-5-DFS_CLOSE_ERR: Error during close of the file NVRAM.73. Failed to update the FAT sectors. 000170: Apr 5 09:22:34.351: %PCMCIAFS-5-DFS_CLOSE_ERR: Error du...

PBR performance on Cat 6509

Is PBR (Policy Based Routing) supported through CEF in the Cat 6509-E using Sup-2T supervisors, if so is there a theoretical throughput limit with this?

3850 BIST failed. Abort init....

Getting this error on boot up. tried restarting, figured out if we hold button in until all lights flash orange, we get to the switch: prompt, not the switch# prompt. This also gives us some commands, but still sort stuck. Anyone see this?

Resolved! VRF Support

I have the following switches, how do I know if they support VRF? Don't need MPLS. Do I simply look for VRF-Lite? Tried Cisco feature navigator, some does not show up WS-C3508G-XL-EN - c3500xl-c3h2s-mz.120-5.WC13.bin WS-C3560-24PS-S - c3560-advipse...

can differnet subnet sniffer each packet(broadcast) on defaltu L2 switch ?

Dear Sir: there are two subnet 192.168.1.x/24 and 192.168.2.x/24 connect from firewall two interface on the defalut Cisco L2 switch (2960X or 2960S...) Before setting vlan , can the different subnet sniffer each packet(broadcast) via wireshark or ot...

PBR on a Catalyst 4507R+E

IOS is (cat4500e-UNIVERSALK9-M) and license level is "License Level: ipbase" Supervisors are WS-X45-SUP7-E Should I be able to do policy-based routing with this setup or do I need to do an upgrade?

Resolved! Nat Rule in ASA 5505

I have been trying to solve this on another discussion, but have not received further response. I am setting up virtual servers through stacked HP 2920 switches. These servers are on VLANs configured on the switch. During the other discussion, I adde...

Cisco router 2911 is freezing at Embedded-Service-Engine0/0, changed state to down can anyone please help me .

Cisco CISCO2911/K9 (revision 1.0) with 2506752K/114688K bytes of memory.Processor board ID FJC2012A2A93 Gigabit Ethernet interfaces65 terminal linesDRAM configuration is 64 bits wide with parity enabled.255K bytes of non-volatile configuration memory...

Upgraded to IOS 16.2 now Radius Config is Gone

I upgraded my 3850 switch from 3.07 to 16.02 and now none of my Radius config is there and I cant add it back in. Normally I would radius-server host 172.18.3.161 auth-port 1645 acct-port 1646 key <key>, but now none of that exists. Anyone have a ...

Network duplicate MACs for voice

Hi We have a network with Avaya Telephony. The question is more regarding the network aspect. We have 3 phone servers in 3 locations. When phones register with on of the servers they are dropping packets and calls drop etc. I have done a packet cap...

using SVI with Layer3 Port

I have an older switch which does not support Layer3 Ports (routed port). can I connect this switch using an SVI with another switch where the interface is configured as a routed port ?

Nexus 9396PX Enhanced dual homed FEX

Hi All, I understand that the Cisco Nexus 9396PX switches does not currently support dual homed FEX. Does anyone know if this feature will be supported in a future NX-OS release? Thanks

Switching

Forum Posts

Voice Best practice - Quality of service help

3850-24XS-E stacked as 10G Aggregation switches?

ASR 920 ISO XE command help

%PCMCIAFS-5-DFS_CLOSE_ERR: Error during close of the file NVRAM.

PBR performance on Cat 6509

3850 BIST failed. Abort init....

Resolved! VRF Support

can differnet subnet sniffer each packet(broadcast) on defaltu L2 switch ?

PBR on a Catalyst 4507R+E

Resolved! Nat Rule in ASA 5505

Cisco router 2911 is freezing at Embedded-Service-Engine0/0, changed state to down can anyone please help me .

Upgraded to IOS 16.2 now Radius Config is Gone

Network duplicate MACs for voice

using SVI with Layer3 Port

Nexus 9396PX Enhanced dual homed FEX

Get ready! Great things are coming to Cisco Community

Have your wish for humanity broadcast into space by George Takei!

Capture rspan vlan on host in vmware

ARP broadcast

DHCP server - Unknown VLAN?

How to enable FIPS mode for Cat 9200 and where do I find the key?

Unstable routing on 3850 after installing 16.12.7

Packet trace 2960 switch dropping packets

Issue with Packet Tracer Routes

SG300-20 Can't route traffic to internet

Multiple spanning-tree

HS Classroom old Cisco Catalyst 1900 Switch needs firmware