Hello,
I saw, by using a port scan, that the tftp upd port is open.
Is there any threat?
It is possible to turn it off?
Thank You!
PORT STATE SERVICE
69/udp open|filtered tftp
Nmap done: 1 IP address (1 host up) scanned in 0.45 se...
Hi,
we have 2 couples of 3850-48XS (C and K) stacked in 2 different datacenters experiencing dual active and reloads on both the stacks.
All the switches are running Denali 16.3.3 with the same license level.
Each couple is configured in a virtual st...
Hi ,
Please find attaached diagram.We are running MSTP in core switch and RSTP in distribution.I have a server which is in vlan 128.currently the traffic is passing through core sw2.(HSRP priority 110)As per stp "core sw1" is the rootbridge for vlan ...
Hey,
I have a VLANs architecture where a switch has a separate VLAN with a core switch for inter-vlan routing.
All the switches are connected directly to the core switch and while having information about all the directly connected neighbors through...
I know that I would need to create static routes or use a routing protocol to make loopback interfaces pingable but what about if I create loopbacks on switches?
All out firewall and switch are Cisco ASA and switch 2960. One of computers keeps having this problem. Once for a while (in one or two days), the computer can't ping outside IP address like 4.2.2.2 and 8.8.8.8. The computer can ping inside network re...
Dears,
I m trying to restrict the VTY access by an extended access-list , whenever I specify the extended access-list with source and destination and port number on a VTY lines, it doesn't work, when I remove the port number it works fine, what is mi...
Hi,
I'm trying to upgrade our production 6509 supervisor 2T 10GE switches from version 15.1(1)SY4 to 15.2(1)SY5. I can copy the image to the slave supervisor with no problem but when I try to copy to the active supervisor I get the following error ...
Hi there,
I'm configuring dot1x with Windows Server as Radius NPS. Authentication with username is working well. I've configured "authentication violation shutdown" (port will be shutdown and in error-disable mode), but when authorization is failed,...
Hi community,
I am trying to configure shaping of traffic as it egresses out of a switchport. I have configured the ACL, class-map and policy-map and have applied it to the interface using the service-policy command, but I receive the error below. ...
Is there a command to run diagnostics on a single switch port on a line card in a 6807-XL Switch? We have a C6800-32P10G and the LED for port 32 on that card we have all ports disabled and the other ports are solid amber/orange. There are no SFP's ...
Hi,
i need help and suggestions on this issue i am having. As shown on the sketch, i have a single host server connecting to my core setup. This server has two nics with vlan 100 transiting my core with the GW on the Firewall as do all my other vlans...
Hi every one
i have WS-6504-E but i notice orange light on ( system ) light ! is this normal ?
it work with one power supply is this may be the reason ?
thanks
Hi All,
I would like to know from the below what the preferred path would be for the same route? Does the path in the global table win or the vrf table?
#sh ip route 12.191.38.231
Routing entry for 12.191.32.0/19
Known via "ospf 1", distance 11...
