LAN, Switching and Routing

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Hi all,How to know have packets input or output of one port in switch 2960 Catalyst. Thanks you!
11 min 12 sec ago
Two nights ago I replaced my sonicwall with a cisco 2811.  Everything was great, untill the next morning.  Around 9:30am internet stopped.  I was a...
51 min 17 sec ago
so, I want to setup a voice vlan for my office. We're using polycom ip phones. I have one switch set aside just for the phones (2960) that I was go...
8 hours 38 min ago
I have a site where non-STP loop can happen very easily - I won't bother you with details.non-STP loop in my environment is when you interconnect o...
9 hours 3 min ago
I'm using a 3750 switch for 4500 VSS dual active detection using enhanced PAgP. I like to monitor and log how the active switch detects dual active...
12 hours 7 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6738 569 6 1 0
Filter Results
Subject Views Votes Rating Replies Last replied by
discussion Packets input or output in switch 2960
Last Reply 11 min 12 sec ago.
0 0 0.0 0 tantn6001
discussion Packet loss when pinging from/to a cisco 3560e switch
Last Reply 33 min 51 sec ago.
28 0 0.0 7 Madhukrishnan G...
discussion New router, one server unable to access outside.
Last Reply 51 min 17 sec ago.
0 0 0.0 0 sampson01
discussion connnecting to 2960s management interface fa0
Last Reply 2 hours 50 min ago.
12 0 0.0 1 Reza Sharifi
discussion Cisco 3560x Stops working at random times
Last Reply 2 hours 53 min ago.
9 0 0.0 3 it.pcc001
discussion 2821 vlans port traffic
Last Reply 2 hours 59 min ago.
2 0 0.0 1 Reza Sharifi
discussion EIGRP Best Path
Last Reply 4 hours 11 min ago.
4 0 0.0 1 Reza Sharifi
discussion Multiple Catalyst 2960X-48LPS-L needing constant reboots
Last Reply 6 hours 13 min ago.
7 0 0.0 1 Leo Laohoo
discussion Power Supplies Output Fails
Last Reply 6 hours 16 min ago.
5 0 0.0 1 Leo Laohoo
discussion Cisco 1941 DHCP problem
Last Reply 7 hours 18 min ago.
21 0 5 2 rafacomu1
discussion EIGRP continually flapping
Last Reply 7 hours 33 min ago.
29033 3 4.5 21 joshua izzi
discussion Trunking between 2960X and 3560G
Last Reply 8 hours 37 min ago.
33 0 0.0 11 Karsten Iwen
discussion voice vlan
Last Reply 8 hours 38 min ago.
4 0 0.0 0 jessica cohen
discussion unable to access 2811
Last Reply 9 hours 3 min ago.
32 0 5 10 cehill
discussion Detect and prevent/mitigate non-STP loop
Last Reply 9 hours 3 min ago.
0 0 0.0 0 berniebbow1
discussion 6880 - VSS - C6880-X-16P10G
Last Reply 8 hours 25 min ago.
17 0 0.0 5 Jon Marshall
discussion Proxy Arp debugging
Last Reply 9 hours 47 min ago.
5 0 0.0 2 Jon Marshall
discussion MQC Traffic Shaping from 10G to 5G
Last Reply 10 hours 54 min ago.
13 0 5 2 Mokhalil82
discussion Nexus 5596 OS upgrade delay
Last Reply 11 hours 28 min ago.
20 0 0.0 4 Muthurajeshwara...
discussion Traffic Behavior with failed VSL Links in VSS Configuration
Last Reply 11 hours 41 min ago.
17 0 0.0 3 Madhukrishnan G...
discussion Nexus 5500 Port-channels down on ASA 5500 interfaces
Last Reply 11 hours 56 min ago.
38 0 0.0 5 Madhukrishnan G...
discussion 3750 jumbo frames mtu setting
Last Reply 11 hours 59 min ago.
4 0 0.0 1 Joseph W. Doherty
discussion How to monitor and log 4500 VSS dual-active detection process?
Last Reply 12 hours 7 min ago.
3 0 0.0 0 gwhuang5398
discussion CANT PING HQ ROUTER!
Last Reply 12 hours 30 min ago.
32 0 0.0 0 Ali Al Habsi
discussion Inter-VRF communication with certain subset of VLANs only communicating
Last Reply 12 hours 21 min ago.
5 0 0.0 0 VAIBHAV SAWHNEY
Filter Results
Subject Views Rating Comments Author
Fortify Your LAN with Cisco Catalyst Switching - FAQ from live webcast
Last Reply 11 months 3 weeks ago.
161
5.0
0 Anim Saxena
QoS marking based on the “trust dscp” IOS CLI command
Last Reply 1 day 3 hours ago.
3
0.0
0 ben.epskamp
Catalyst 6800 VSS Quad-Sup SSO and Instant Access Overview - FAQ from live webcast
Last Reply 4 days 19 hours ago.
4528
5.0
2 ashirkar
The %SUPQ-4-CPUHB_RECV_STARVE: Still seeing receive queue stuck after throttling error message is displayed in the logs of Cisco Catalyst 2970, Catalyst 3560, or Catalyst 3750 Metro series switches running Cisco IOS System Software
Last Reply 1 week 4 days ago.
7016
0.0
1 TCC_2
SNMP Engine over 80% CPU 100%!!! ?
Last Reply 1 week 5 days ago.
4199
0.0
3 vita_user
CAM (Content Addressable Memory) VS TCAM (Ternary Content Addressable Memory)
Last Reply 1 week 6 days ago.
43176
4.5
6 Thamaraiselvam Santhanam
3850: Understanding interface configuration on NM modules
Last Reply 1 week 6 days ago.
15672
5.0
8 Richard Primm
Password Recovery on Cisco Catalyst 3850
Last Reply 2 weeks 11 hours ago.
1811
0.0
2 Collin Clark
Cisco 2911 Stuck in ROMMON After CF Format
Last Reply 2 weeks 3 days ago.
70
0.0
2 Ty Gadberry
Route to Host Stuck on Switch
Last Reply 2 weeks 6 days ago.
2706
5.0
4 martinez-adrian
Single-sided vs double-sided vpc
Last Reply 3 weeks 6 days ago.
8877
3.7
15 pnagpal
EEM Script for collecting data during Intermittent High CPU issue
Last Reply 2 years 6 months ago.
6943
0.0
3 pnagpal
Troubleshooting Nexus 7000 - Useful commands
Last Reply 3 years 3 months ago.
3689
0.0
3 pnagpal
Cheat-sheet for Catalyst 6500 with Sup 720
Last Reply 3 years 5 months ago.
7042
0.0
2 pnagpal
Deep dive into EIGRP Summarization
Last Reply 3 years 8 months ago.
18
0.0
0 pnagpal
Routing Protocol Selection Guide - IGRP, EIGRP, OSPF, IS-IS, BGP
Last Reply 1 year 1 month ago.
98126
4.0
1 Shaun Hummel
Understanding MSFC, PFC and DFC roles in Catalyst 6500 Series Switch
Last Reply 1 month 4 days ago.
41197
5.0
12 SunilKhanna
Redundant-power-supply support on the Cisco Catalyst Express 500 Series switches
Last Reply 5 years 9 months ago.
396
0.0
0 TCC_2
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 1 month 3 weeks ago.
101137
4.7
47 ashirkar
example of Embedded Event Manager (EEM) on my 881W - to shut down a interface at 1am
Last Reply 1 month 3 weeks ago.
202
4.0
2 dshornstein
OSPF and IS-IS Differences
Last Reply 1 month 3 weeks ago.
3993
5.0
1 inderdeeps
Switch Fabric- Troubleshooting tips
Last Reply 3 years 4 months ago.
18587
5.0
2 pnagpal
The "%SW_DAI-4-DHCP_SNOOPING_DENY:" error message is received when configuring the dynamic ARP inspection in switches that run Cisco IOS Software
Last Reply 2 months 2 days ago.
27965
5.0
4 TCC_2
Troubleshooting tips for 3750X Stack power feature
Last Reply 2 months 6 days ago.
13558
4.0
5 pnagpal
Filter Results
Subject Views Rating Comments Author
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 2 months 1 week ago.
17174
4.6
12 jakula
blog License Activation on 4500
Last Reply 5 months 2 weeks ago.
179
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 5 months 2 weeks ago.
7038
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 8 months 2 weeks ago.
2206
5.0
5 Aninda Chatterjee
blog Booting Cisco Router from a TFTP server
Last Reply 8 months 2 weeks ago.
15585
5.0
3 ajaju
blog Loading an IOS on a switch via Xmodem
Last Reply 9 months 1 week ago.
38731
5.0
7 Aninda Chatterjee
blog Configuring a frame-relay switch
Last Reply 10 months 2 weeks ago.
5895
5.0
7 Aninda Chatterjee
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
Last Reply 10 months 3 weeks 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 10 months 3 weeks ago.
123
0.0
0 Francine Richards
blog Cisco WCCP with Bluecoat (Multicast mode)
Last Reply 11 months 6 days ago.
99
0.0
0 vishal_2007
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 11 months 2 weeks ago.
314
5.0
0 hsticher
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 2 years 10 months ago.
1322
5.0
0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 2 years 10 months ago.
741
5.0
2 srereddy
blog Flexlink in Cisco Layer 2 network
Last Reply 2 years 1 month ago.
82
5.0
0 jakula
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 3 years 11 months ago.
24316
5.0
0 Shashank Singh
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 10 months ago.
7879
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 1 week ago.
272
0.0
0 Julie Burruss
blog Switch: How to test a cable status?
Last Reply 1 year 1 week ago.
5080
5.0
3 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 3 months ago.
1540
0.0
1 ramugaju
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 1 year 7 months ago.
1805
4.7
1 Anand G
blog Parity Error.
Last Reply 1 year 8 months ago.
2275
4.5
4 InayathUlla Sharieff
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