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Top Questions

0 votes
2 answers
16 views

Simple IPv6 Global Unicast question

0 votes
2 answers
21 views

How to use IP pool

0 votes
1 answer
12 views

What are the IP/MAC addresses of requests between 2 different subnets? [closed]

0 votes
2 answers
25 views

Extreme 210 fiber port not connecting

2 votes
2 answers
37 views

Why is a PoE circuit limited to 328 feet?

1 vote
2 answers
76 views

Why shortened version of IP4 exists and it is undocumented but supported everywhere?

1 vote
2 answers
32 views

Do PoE lighting systems require a separate network from other PoE systems?

0 votes
1 answer
33 views

HTTP and TCP relationship

0 votes
1 answer
34 views

Network packet loss and connection drop every hour [closed]

0 votes
1 answer
23 views

QOS - CPU CoS Weight- pluribus switches

0 votes
0 answers
15 views

Does my peer to peer network acrhitecure makes sense? [closed]

0 votes
2 answers
22 views

IPSEC ESP tunnel mode - Are the ip addresses in outer IP HDR same as addresses in inner encrypted IP HDR?

0 votes
0 answers
11 views

WIFI data transfer stops when trafic increases over an old and 25 meter long RJ45 cable [closed]

0 votes
1 answer
30 views

VLAN trunking - how to ping PC4 from PC1?

0 votes
0 answers
13 views

Mux RAD4104, alarm led is red, but alarm log is empty

0 votes
1 answer
27 views

Will this switch do what I require?

0 votes
1 answer
14 views

Ethernet Basics - Switch Fabric, Managed Ethernet Switch & Virtual PHY terminology

0 votes
1 answer
37 views

What is this coupler for?

0 votes
0 answers
19 views

How to look up IP addresses in a geographical location? [closed]

7 votes
6 answers
2k views

How Does A Layer 2 Switch Differentiate Between Different Networks?

0 votes
2 answers
67 views

Difference between default routes

3 votes
5 answers
155 views

Why should I use vlans instead of subnets?

0 votes
0 answers
29 views

VXLAN Use Case For Enterprise Networks [closed]

0 votes
1 answer
14 views

DHCP Discover Broadcast and its IP (255.255.255) [duplicate]

1 vote
1 answer
14 views

In LTE CUPS architecture, when will the SX/PFCP session establishment is triggered?

0 votes
1 answer
20 views

Why are External NAT ports different when both NATs are restricted cone? [duplicate]

7 votes
3 answers
649 views

Can I announce the same block of /24 given to me by ARIN at two different locations?

0 votes
1 answer
14 views

Is it possible that a router does not support certain encryption methods? (VPN & some websites failing) [closed]

0 votes
0 answers
13 views

Issue in Xconnect VPLS [closed]

0 votes
0 answers
18 views

Can't connect two routers rip ipv6 [closed]

0 votes
1 answer
33 views

How can i create this topology in cisco packet tracer?

1 vote
1 answer
19 views

Command for interface uptime

0 votes
1 answer
46 views

TCP segment with flags ACK, PSH, URG

1 vote
1 answer
17 views

FSSO Collector agent show old logs

0 votes
1 answer
70 views

How to create a subnet or secondary network? Do I need VLANs?

0 votes
1 answer
24 views

Does OSPF acknowledge DBD packets with an LSAck?

0 votes
0 answers
16 views

Where do load balancers sit in microservice infrastructure? [closed]

20 votes
5 answers
3k views

Why is Packet Size Limited?

0 votes
0 answers
14 views

NAT not working; can ping web from c3745 router, but not from VM [closed]

0 votes
0 answers
20 views

Reasons for tcp session break and how to check? [closed]

0 votes
0 answers
14 views

Why is my true location on Maps app on mac revealed using VPN [closed]

3 votes
1 answer
44 views

Two multicasts from same source not reaching a destination

1 vote
1 answer
55 views

Why iBGP speaker should not modify next hop address?

0 votes
0 answers
11 views

Access IP address from another IP range and subnet [closed]

2 votes
4 answers
118 views

How does ARP work, when the host with known MAC address is moved to another subnet

0 votes
0 answers
12 views

Any "smart" network design tools available? [closed]

0 votes
0 answers
15 views

how to limit or block broadcast traffic on ASR920 service instance EVC

2 votes
1 answer
53 views

How is the destination MAC address filled during MPLS label switching?


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