Switching

Mar  3 18:59:51.926: VSTACK_ERR: smi_socket_recv_read_hdr:!!!Msg_hdr type is not matching with any predefined Could be an attack, closing connectionMar  3 18:59:51.943: VSTACK_ERR: smi_socket_recv_read_hdr:!!!Msg_hdr type is not matching with any pre...

Is anyone aware of a bug in version 15.0(2)EX5 for 2960X Switches that would cause a switch in the master role to stop linking in new ports in green (and passing traffic).  I have 2 2960X-48FPD-L Switches in a stack and whichever switch I designate m...

Hi, I'm so confused about switching capacity now.... @@Question 1: If there were 100 1Gbps links, could I use a Catalyst 3850 stack as an aggregation device? Its spec says its stacking bandwidth is 480Gbps.Question 2: 16 10Gbps links connect to a c65...

Guys, I'm not sure why my ACL is not working but I created a extended ACL so I can allow a new network to the DC at ports 67 68 and 53 (DHCP and DNS)Then access to the firewall only.  However, when we connect to the wireless SSID we are not getting D...

Hi Expertise, I was trying to firmware update to Cisco 3750 stack switches.I can copy to Flash1: of Switch 1 and successful.However trying to copy to Flash2:, facing one the issue flash is full. When I check dir flash2 , find out one file 23052009.cf...

I'm struggling to figure out why you would need the 'ip nat outside source static' command. The 'inside source static' makes perfect sense, but why the outside. In what type of scenario would you use it?Any help would be appreciated

Hi, I am not able to configure encapsulation dot1q in WS-C3850-48T. currently switches are in stacked. unable to find the command to configure the encapsulation dot1q on the interface. anyone please provide the configuration.IOS Version: cat3k_caa-Un...

Hi, I am not able to configure encapsulation dot1q in WS-C3850-48T. currently switches are in stacked. unable to find the command to configure the encapsulation dot1q on the interface. anyone please provide the configuration.IOS Version: cat3k_caa-Un...

Hi           **Re-posted... previous posts duplicated, Thanks Jon for pointing that out** I am in the process of looking into implementing OSFP on a network currently using static routes. The network has 2 DCs each with a core switch, connected to a ...

Hi,I attempted to perform a password recovery on a 6509 with dual WS-SUP720-3B modules running 12.2(33)SXI2A.After changing the configuration register to 0x2142 and booting, I am getting a major error on the supervisor modules. I've changed the confi...

I have ran several commands via putty through the console. I also did a factory reset through cli. However when I try to login through browers at https://asa-ip/admin I dont get a page. The commands I have run are "http server enable" "http 192.168.1...

Hi everyone! I have problem regarding my connection. I have many PCs connected to particular vlan for example is Vlan 200. In that Vlan all pcs connected to that vlan are statically assigned. Suddenly random PCs connection become intermittent and pop...