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Top Questions

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Active Hot Week Month

2 votes

3 answers

426 views

What type of fiber optic cable and termination should be used for temporary outdoor connectivity at an event (UPC vs APC)?

Peter Green

13.5k

modified Jul 22 at 18:16

3 votes

1 answer

363 views

MTU and MSS concept

Michael Mior

103

modified Jul 10 at 0:22

2 votes

1 answer

125 views

MPLS L3 VPN, issue with customers pinging

Jeff Wheeler

5,532

answered Jul 5 at 1:44

1 vote

2 answers

84 views

What stops you from use private IPs in Internet?

Ricky

32.4k

answered Jul 16 at 2:19

1 vote

2 answers

84 views

How do switches route ethernet packets - when there are two switches in series between origin and destination?

Arnold27

11

answered Jul 15 at 19:28

1 vote

1 answer

73 views

What happens to ARP replies if a switch connects to a router directly over one interface and indirectly over another?

Zac67♦

85.8k

modified Jun 30 at 7:40

2 votes

1 answer

57 views

Getting Arista drop counts via snmp

Ron Maupin♦

100k

answered Jul 13 at 13:19

0 votes

1 answer

61 views

How do ISPs assign /29 public IP subnet on a single Ethernet/Fiber connection?

Zac67♦

85.8k

answered Jul 8 at 14:00

0 votes

1 answer

59 views

Configuring a Cisco switch VLAN for WiFi guests

Ron Maupin♦

100k

answered Jul 14 at 16:31

1 vote

2 answers

56 views

Maximum switch using RSTP or MSTP

Nafi Avdullai

11

modified Jul 18 at 12:28

1 vote

1 answer

41 views

Does loop show up temporaily when connecting 2 working switches in STP(802.1d)?

Zac67♦

85.8k

modified Jul 19 at 20:57

2 votes

1 answer

50 views

QFX10002-36Q GRE tunnel question

Jordan Head

7,144

answered Jul 19 at 18:19

1 vote

1 answer

62 views

RSTP Loop Limitations

Zac67♦

85.8k

answered Jun 30 at 8:08

-2 votes

1 answer

46 views

cisco nexus 93180lc-ex urpf for ipv6 not working

Zac67♦

85.8k

answered Jul 24 at 15:12

1 vote

1 answer

54 views

Why do routing tables and arp tables both require a field of interface?

Zac67♦

85.8k

answered Jul 8 at 11:28

0 votes

1 answer

35 views

leaf switches and STP issue

Zac67♦

85.8k

modified Jul 3 at 16:54

0 votes

1 answer

43 views

MX204 and GRE Tunnel performance

Jordan Head

7,144

answered Jul 22 at 13:29

0 votes

0 answers

40 views

How to Configure ACL in subinterfaces

Lelre Ferreira

1

modified 2 days ago

0 votes

1 answer

31 views

Juniper EX4650 unable to connect to anything

Odin2318

11

answered Jul 18 at 17:37

0 votes

1 answer

30 views

Default Route Excluding VLAN on HP switch

Zac67♦

85.8k

modified Jul 17 at 10:40

0 votes

1 answer

30 views

wondering on performance of SCP over WAN

Zac67♦

85.8k

modified Jul 16 at 18:46

0 votes

1 answer

28 views

Identify neighbour causing spanning tree to block port on HPE Aruba 2530 (J9773A)

Zac67♦

85.8k

modified Jul 11 at 13:55

-1 votes

1 answer

28 views

Router SNATs incoming connections [closed]

Zac67♦

85.8k

answered Jul 5 at 10:24

0 votes

1 answer

34 views

Recommendations on the below traffic flows

Zac67♦

85.8k

modified 2 days ago

0 votes

1 answer

30 views

replace analog phone with VoIP door box over 2-wire Ethernet?

Zac67♦

85.8k

answered Jul 4 at 8:08

0 votes

1 answer

23 views

Why the growth is exponential in Slow-start-phase (congestion control) even when we increase window size by only 1MSS with each ACK received [duplicate]

Zac67♦

85.8k

answered Jul 6 at 16:46

0 votes

1 answer

22 views

Grounding of the shielded segment 6a

Zac67♦

85.8k

modified Jul 11 at 17:13

1 vote

1 answer

28 views

What is expected behavior when pinging DHCP-PD prefix?

Ron Maupin♦

100k

answered Jul 5 at 1:28

1 vote

1 answer

27 views

Announce ULA route to Cisco switches via SLAAC

Ron Maupin♦

100k

answered Jul 5 at 1:43

0 votes

1 answer

27 views

Need Help on Designing Network in Warehouse

Zac67♦

85.8k

answered Jul 18 at 6:48

-2 votes

0 answers

26 views

Approximate cost and feasibility of a 200 mile, 200 Pbps interdatacenter connection [closed]

Jsevillamol

97

modified Jul 23 at 19:55

0 votes

0 answers

26 views

Is it possible for a packet to spend 10ms in a switch queue due to latency? [closed]

juanda_

1

asked Jul 24 at 23:53

0 votes

0 answers

25 views

OSPF loopback route learned not installed in forwarding table in FRR [closed]

Muhammad Hanis Irfan Mohd Zaid

1

modified Jul 19 at 9:41

0 votes

0 answers

24 views

TCP Retransmission testing tool

Trí Tâm Nguyễn

1

asked Jul 14 at 8:45

0 votes

1 answer

23 views

Connectivity between MOXA and S20 Reason

Zac67♦

85.8k

answered Jul 3 at 19:45

0 votes

0 answers

22 views

IPv6 without Link-Local using Unique Local Addresses only?

bdrun33

1

modified 21 hours ago

0 votes

0 answers

21 views

How do I find the IP address of devices connected through two switches? [closed]

this_is_a_display_name

1

asked Jul 18 at 13:56

0 votes

0 answers

20 views

Selecting iBGP over OSPF [closed]

lost_sea

1

asked Jul 21 at 7:45

0 votes

0 answers

20 views

assistance with multicast routing [closed]

Zac67♦

85.8k

modified Jul 22 at 12:46

0 votes

0 answers

19 views

Cisco IOS XE NAT port-forwarding wtih multiple ports

kab00m

203

asked Jul 19 at 14:09

0 votes

1 answer

18 views

Using HP ProCurve 1810G - 24 GE as ONT

Zac67♦

85.8k

modified Jul 2 at 16:30

0 votes

0 answers

17 views

How do I wire 2 Ethernet sockets to extend my broadband please, to a garden studio when there are no striped wires, only 5 colours and 5 whites? [closed]

James Woodley

1

asked Jul 19 at 15:44

0 votes

0 answers

17 views

Resetting brocade vdx 6720 password to default without boot password

Samuel Ngoda

1

asked Jun 28 at 9:22

0 votes

0 answers

16 views

multicast flooding limits throughput?

Streve Ford

123

asked Jul 13 at 1:29

0 votes

0 answers

16 views

Connect 1 device to 2 different networks [closed]

TonyMadMax

1

modified Jul 19 at 2:47

0 votes

0 answers

15 views

No internet connection on AP1 but have internet on other APs [closed]

KenjiL

1

modified Jul 19 at 3:24

0 votes

0 answers

15 views

5G phone connection latency spikes for low frequency packets [closed]

Cody Chiu

1

asked Jul 23 at 4:28

0 votes

0 answers

15 views

Improvements to Gbps per wavelength over time [closed]

Jsevillamol

97

asked Jul 22 at 20:21

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