Network Engineering Stack Exchange is a question and answer site for network engineers. It only takes a minute to sign up.

Sign up to join this community

Anybody can ask a question

Anybody can answer

The best answers are voted up and rise to the top

Explore our Questions

Ask Question

more tags

Active 2 Bountied Hot Week Month

0

votes

1

answer

27

views

network IP packet format

ipv4 network networking ip-address data

answered 20 hours ago Zac67 63.6k

6

votes

2

answers

14k

views

Local pref VS prepend AS-path for two eBGP router

cisco routing ipv4 bgp

modified Sep 20 at 6:24 This 29.4k

0

votes

1

answer

30

views

Do IPv6 addresses have better persistence with DHCPv6?

ipv4 ipv6 dhcp dhcpv6

answered Sep 19 at 20:44 Ricky 28.3k

0

votes

1

answer

50

views

Why UDP checksum is optional for IPv4?

ipv4 ip-address udp layer4 checksum

modified Sep 14 at 11:49 Zac67 63.6k

0

votes

1

answer

62

views

How to tell if an ipv4 address is public or private?

ipv4 network networking ip-address

modified Sep 14 at 7:08 Zac67 63.6k

4

votes

2

answers

452

views

Why are Internet hosts "not required" to receive an IPv4 datagram larger than 576 bytes?

ipv4 ip tcp mtu

modified Sep 12 at 13:14 harsha lohana 1

0

votes

1

answer

60

views

Why the pseudo-header is not transmitted with the UDP datagram?

ipv4 tcp udp layer4

answered Sep 12 at 9:43 Zac67 63.6k

0

votes

1

answer

31

views

UDP checksum calculation for checksum results in the value zero

ipv4 tcp udp layer4 checksum

answered Sep 12 at 7:13 Zac67 63.6k

0

votes

1

answer

35

views

How UDP checksum get IP address to make pseudo header in transport layer?

ipv4 tcp layer3 udp layer4

answered Sep 11 at 20:49 Steffen Ullrich 1,988

0

votes

1

answer

15

views

SNMPv2 to v3 conversion

ipv4 snmp snmpv3

answered Sep 10 at 12:57 Jesse P. 3,486

4

votes

2

answers

156

views

Why can IPv4 and IPv6 use strict source routing(in options field) and flow label respectively inspite of connectionless protocol?

ip ipv4 ipv6 networking ip-address

modified Sep 8 at 19:07 Effie 556

0

votes

2

answers

67

views

Is it possible for TCP can accept out of order segments?

ipv4 tcp ipv6 ip-address transport-protocol

modified Sep 8 at 14:28 Alok Maity 288

1

vote

2

answers

31

views

Do routers overwrite options of IP packets?

ipv4 security

answered Sep 5 at 14:10 Zac67 63.6k

0

votes

1

answer

155

views

Ping to default gateway failing

cisco ipv4 network ping traceroute

modified Aug 28 at 9:07 CommunityBot 1

Browse more Questions

Network Engineering Stack Exchange works best with JavaScript enabled