Suppose we set up a public server, and we want to know exactly what happens with it. We set up a monitoring policy such that every incoming and outgoing packet is logged and saved to disk with a tool like tcpdump. Suppose that we also spl...
Posts published in “Computer & Internet”
Need to create a BGP authentication keychain between Cisco and Juniper devices. Need assistance with config commands for Cisco 9300-24S.
I am currently having an issue where I configured Dynamic NAT with one public IP in a pool. I intended to have the entire subnet use this one public IP instead of the default NAT outside IP configured on the router's WAN interface.
x.x.x....
Im programming a Cisco ASA 5506. I need to add a primary (public) IP that is x.x.x.82/24 and a backup IP that is x.x.x.81/24. The ASA wont allow me to do this as it gives me an error: "the IP address cannot overlap with the subnet of ...
For example:
router(config)#ip access-list extended 101
router(config-ext-nacl)#10 per icmp any host 192.168.1.10
From second command line, how to write a command permit icmp any host range 192.168.1.10-20? Do i have have to repeat the co...
I'm trying to set up a wifi mesh network on/between a PC and a Rasberry Pi 4b (not using the onboard wifi). But seem to have hit a snag on the PC node side.
For some reason, apparently only the Rasberry Pi is able to see PC node, but the P...
We are building a new house and I plan to run a Fiber Patch Cable - LC to LC OM3 10Gb/Gigabit from the server room to the office. The low voltage person suggest that I get something that is CMR or FT4 rated?!
I looked but I couldn't find m...
I have a domain, when I 'ping' or 'nslookup' it the private IP of server is displayed instead of its public IP address.
I have set valid IP address in domain name servers.
I have also set A records in DNS manager of my windows server 2012R...
I have two sites connected by a T1 circuit.
Currenlty I have only a single router on both ends, but I would like to add redundantcy, HSRP, GLBP, or simular in case a router fails (see picture). Is this possible since I only have a single ...
How does a DHCPv6 client behave in case it sent the initial Solicit message containing a Rapid Commit option and received an Advertise message with the value 255 in the Preference option?
RFC 8415 section 18.2.1 defines the client behavior...