LAN, Switching and Routing

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we have a few hundred cisco switches in our infrastructure which i am in the process of backing up configs from. when trying to paste one of the co...
3 min 48 sec ago
On our 6509 router (12.2(18)SXF16), I have built a vlan with a simple /24 subnet. Currently, it has only 1 workstation and thus 1 IP used in the /2...
2 hours 30 min ago
Hi, I installed an additional IP services license on a switch which was already having IP Service License . How do I disassociate the license from...
7 hours 35 min ago
Hi Can anyone explain this one? I have the following setup:- Switches:3 x Cisco 3750X-24TS and 1 x 3750G-24TS-1U in a stacks/w: 15.0(2)SE on allEth...
8 hours 26 min ago
 Firewall: Cisco ASA 5510attached file (network diagram)We have some networks configured in our firewall. The network 10.1.8.0 / 22 is our corporat...
20 hours 39 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6733 569 6 1 0
Filter Results
Subject Views Votes Rating Replies Last replied by
discussion jarbled commands when transferring copied config from one switch to another
Last Reply 3 min 48 sec ago.
0 0 0 0 matthew.jennings36
discussion 3750-X power stack
Last Reply 18 min 55 sec ago.
11 0 0 1 Robert Hillcoat
discussion Not seeing devices on other switches
Last Reply 31 min 27 sec ago.
0 0 0 1 nalonsopresidio
discussion High Number of Out Discards on 2960x Switches
Last Reply 44 min 59 sec ago.
52 0 0 12 Robert Hillcoat
discussion 3850 switch stack ports
Last Reply 1 hour 8 min ago.
9 0 0 1 jhager001
discussion How to configure ip helper in Nexus 7000
Last Reply 1 hour 20 min ago.
11217 0 4.8 3 graemerappoport
discussion Cisco 3750 3650 switches SSH issue
Last Reply 1 hour 20 min ago.
114 0 5 34 Adam Hudson
discussion Excessive ARP Requests from 6509 Router
Last Reply 2 hours 30 min ago.
0 0 0 0 rschmid01
discussion Display last login
Last Reply 3 hours 12 min ago.
17 0 0 2 hines2593
discussion CISCO 2811 PASSWORD RESET
Last Reply 3 hours 28 min ago.
15 0 0 4 alexa@cftoday
discussion %IP_SNMP-3-SOCKET: can't open UDP socket
Last Reply 4 hours 11 min ago.
27 0 0 2 gservicios
discussion WAN switch (in a rack) - what is it used and why do we need it ?
Last Reply 5 hours 56 min ago.
27 0 5 3 James Qin
discussion How to do IP Binding on a port of Cisco 3560 X Series
Last Reply 7 hours 15 min ago.
35 0 5 4 HMRPANCHAL
discussion Multiple IP Services license on 3560x
Last Reply 7 hours 35 min ago.
0 0 0 0 Moin Khan
discussion SG500 Crash - VOIP phone need repatching to work?
Last Reply 7 hours 36 min ago.
7 0 0 3 mark malone
discussion Loss of a single LACP link results in LACP group traffic failing
Last Reply 8 hours 24 min ago.
0 0 0 0 Martin Vogwell
discussion Plugging a switch into an other switch via ethernet
Last Reply 9 hours 17 min ago.
21 0 5 8 kierangio123
discussion C3750G 12S-S SFP switch only half ports enabling on two switches
Last Reply 9 hours 27 min ago.
7 0 0 1 Leo Laohoo
discussion Mrinfo display multicast metric = 0
Last Reply 9 hours 33 min ago.
12 0 0 2 david de sousa
discussion Privilege access through ACS AD accounts
Last Reply 10 hours 33 min ago.
7 0 5 1 Andre Neethling
discussion Router 1800series diagnostic
Last Reply 10 hours 38 min ago.
15 0 5 2 ondra.meduna
discussion core switch static route to WAN router with GLBP
Last Reply 10 hours 43 min ago.
11 0 0 2 edongskiu2
discussion air-ap1252ag-p-k9 part number?
Last Reply 15 hours 10 min ago.
19 0 0 3 InayathUlla Sharieff
discussion OSPF advertising phantom route
Last Reply 17 hours 8 min ago.
13 0 0 3 Peter Paluch
discussion CISCO IPS Manager Express Memory issue
Last Reply 18 hours 30 min ago.
62 0 5 2 jeffrey.drake
Filter Results
Subject Views Rating Comments Author
%C4K_SUPERVISOR-2-SOFTERROR / %C4K_SUPERVISOR-2-FPGASOFTERROR
Last Reply 10 hours 46 min ago.
0
0.0
0 InayathUlla Sharieff
Egress QOS
Last Reply 11 hours 39 min ago.
53645
5.0
14 somgupta
CAM (Content Addressable Memory) VS TCAM (Ternary Content Addressable Memory)
Last Reply 3 days 9 hours ago.
51445
4.6
7 Thamaraiselvam Santhanam
How to Form a Catalyst 3850 Data-Stack and Power-Stack
Last Reply 1 week 10 hours ago.
83
0.0
0 Luis Villanueva Brito
Properly Installing Cisco USB Console Driver
Last Reply 1 week 2 days ago.
101
0.0
1 lsgabrillo
How to define the VLANs allowed on a trunk link
Last Reply 1 week 4 days ago.
186787
5.0
3 TCC_2
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 2 weeks 6 days ago.
50296
4.7
53
3850 switch - IOS XE upgrade Detailed (standalone)
Last Reply 2 weeks 6 days ago.
5936
5.0
5 Furose Khan Mohammed Ali
Error Message:%ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface <interface> Power Controller reports power Imax error detected
Last Reply 4 weeks 1 day ago.
13720
5.0
4 Sivagami Narayanan
Running 40 routers with IOU in 4GB RAM
Last Reply 1 month 5 hours ago.
55
0.0
0 Sudeb Das
"Etherchannel Loadbalancing on Catalyst Switches"
Last Reply 1 month 1 week ago.
21375
5.0
3 Souvik Ghosh
SSH version 2 no IOS cat4000-i5s-mz.122-25.EWA14.bin
Last Reply 1 month 1 week ago.
22
0.0
1 Sergio Alvares
Cisco Nexus 7000 / 7700 Line Cards
Last Reply 1 month 1 week ago.
131
0.0
0 Shaun Hummel
Cisco 891 fresh configuration/management without console cable
Last Reply 2 months 1 week ago.
32
0.0
0 totardo.tobing11
3850x VLAN Switch Port Active but no MAC or IP Address
Last Reply 2 months 1 week ago.
145
0.0
2 TOM FRANCHINA
How to define the VLANs allowed on a trunk link
Last Reply 2 months 1 week ago.
45
0.0
0 KHALEELUR RAHMAN.A
unable to ping pc from (vlan-A) to pc on (vlan-B)
Last Reply 2 months 2 weeks ago.
44
0.0
0 minestraschaos1
The VLAN goes to the administratively down state if two or more VLANs are configured
Last Reply 2 months 3 weeks ago.
26610
3.7
4 TCC_2
Importance of BPDU Guard and BPDU Filter !!
Last Reply 2 months 3 weeks ago.
99858
4.7
12 ganeshh.iyer
The "%SPANTREE-SP-2-RECV_BAD_TLV:" error Cat 6500 Cisco IOS system software
Last Reply 2 months 4 weeks ago.
4200
0.0
0 TCC_2
3850 Boot Mode
Last Reply 3 months 1 day ago.
1759
0.0
1 Collin Clark
LICENSING on 2900/3500/3700
Last Reply 3 months 3 days ago.
19102
0.0
3 ranraju
Router Cisco 2921 auto reboot
Last Reply 3 months 1 week ago.
85
0.0
4 npsangvt1
ICANN: Name Collision Occurrence Management Framework. Special IP Address127.0.53.53
Last Reply 3 months 2 weeks ago.
53
0.0
0 josecesp
Spanning Tree Loop Troubleshooting and Safeguards
Last Reply 3 months 2 weeks ago.
49615
5.0
2 James D Hensley
Filter Results
Subject Views Rating Comments Author
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 1 month 3 weeks ago.
26129
5.0
1 Shashank Singh
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 7 months 5 hours ago.
20714
4.6
12 jakula
blog License Activation on 4500
Last Reply 10 months 1 week ago.
409
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 10 months 2 weeks ago.
7382
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 1 year 1 month ago.
2515
5.0
5 Aninda Chatterjee
blog Booting Cisco Router from a TFTP server
Last Reply 1 year 1 month ago.
18651
5.0
3 ajaju
blog Loading an IOS on a switch via Xmodem
Last Reply 1 year 2 months ago.
49570
5.0
7 Aninda Chatterjee
blog Configuring a frame-relay switch
Last Reply 1 year 3 months ago.
6673
5.0
7 Aninda Chatterjee
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
Last Reply 1 year 3 months ago.
383
5.0
0 Francine Richards
blog Upcoming Ask the Expert Event with Cisco Designated VIP Marwan Al-shawi May 12-23
Last Reply 1 year 3 months ago.
129
0.0
0 Francine Richards
blog Cisco WCCP with Bluecoat (Multicast mode)
Last Reply 1 year 3 months ago.
122
0.0
0 vishal_2007
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 1 year 4 months ago.
402
5.0
0 hsticher
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 1 year 4 months ago.
1432
5.0
0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 1 year 4 months ago.
761
5.0
2 srereddy
blog Flexlink in Cisco Layer 2 network
Last Reply 1 year 4 months ago.
129
5.0
0 jakula
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 5 months ago.
8294
5.0
9 rucjain
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
Last Reply 1 year 5 months ago.
289
0.0
0 Julie Burruss
blog Switch: How to test a cable status?
Last Reply 1 year 5 months ago.
7677
5.0
3 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 8 months ago.
1970
0.0
1 Ramu Gajula
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 2 years 1 week ago.
2064
4.7
1 Anand G
blog Parity Error.
Last Reply 2 years 1 month ago.
2394
4.5
4 InayathUlla Sharieff
blog Nexus 7000 ACL logging (OAL)
Last Reply 2 years 1 month ago.
16943
5.0
7 Robert Taylor
blog Multicast for the heart Part I: IGMP
Last Reply 2 years 9 months ago.
4417
4.8
1 Aninda Chatterjee
blog Router Crashes
Last Reply 2 years 10 months ago.
5921
5.0
1 ajaju
blog Leak Map - Eigrp, Some leaks are useful..
Last Reply 3 years 1 month ago.
11359
5.0
7 pnagpal
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