Switching

Dear Team, I am facing NTP Synchronization issue.Cisco Switches are not Synchronized with NTP Server.   sh ntp statusClock is unsynchronized, stratum 16, no reference clocknominal freq is 119.2092 Hz, actual freq is 119.2088 Hz, precision is 2**18ref...

I have a 4507 running Version 12.2(52)SG and I am trying to ip sla  reachability  however that feature isn't available on this version do I need to upgrade the switch to a new IOS or another way of doing this?

Buffer allocation on Cat9x00 platforms Does anyone know correct buffer allocation for Catalyst 9300 w/ UADP 2.0 ASIC, 9500 high-performance w/ UADP 3.0 ? Specifically, global hard limit for hard buffers and global soft limit for soft buffers. In QoS ...

Hello, we are running IOS 15.5(3)S6 on a 7600 with RSP 720. We are seeing a strange behavior with ACL and object-groups:   Network object group tmp host 1.2.3.4   deny icmp object-group tmp any   expected result: ping from any host except 1.2.3.4 sho...

For ipv4, sh standby brief can tell which router running active vrrp. For ipv6 , is there any command to see whether the vrrp configured interface is active or standby?    interface GigabitEthernet0/4ipv6 address 8880:8800:8881::1/64 vrrp 8 address-f...

Hi,   I have switch with 2 ip routes. reason is because i have 2 router.  ip route 0.0.0.0 0.0.0.0 10.1.1.1 ip route 0.0.0.0 0.0.0.0 10.1.1.2   If 10.1.1.2 is down, will switch still sending traffic to 10.1.1.2? 

Hi! I have switch catalyst 2960 ios 12.55 Trying to create VLAN through SNMP. When I run this code using cmd snmpset -c private -v2c 10.254.2.144 .1.3.6.1.2.1.17.7.1.4.3.1.1.100 s VLAN100 .1.3.6.1.2.1.17.7.1.4.3.1.2.100 x "00 40 00 C0" .1.3.6.1.2.1.1...

 In 6807 cisco switch it supports MSTP and RSTP , how we can make it compatible with PVSTP? The rest of the switchs in my network have PVSTP.

My organization is deploying some new 9407 switches for campus access, and one feature I've been looking at is using auto smart ports to set the ports for different settings, depending on what gets plugged in.   One of my challenges is that we are us...

Hello, Can anyone help please ? I have IP phones  connected to a switch. Voice vlan 101. I have ip Arp inspection and IP Dhcp snooping configured for the  voice vlan 101 also. That works perfectly. This morning I had to change the voice vlan on swi...

Hi,I have a PoE enabled device connected to our 2960-S switch port Gi 2/0/45 for which I am getting following log continuously.184581: 045866: Jul 18 09:22:06.305 MUM: %ILPOWER-7-DETECT: Interface Gi2/0/45: Power Device detected: IEEE PD (D_USER_STAC...