Kentik

OCTOBER 4, 2021

Yesterday the world’s largest social media platform suffered a global outage of all of its services for nearly six hours. Included in the withdrawn prefixes were the IP addresses of Facebook’s authoritative DNS servers, rendering them unreachable. which is routed as 129.134.30.0/24 24 and 129.134.30.0/23.

TCP 145

TCP DNS Server Media 145

Engineering at Meta

MARCH 6, 2024

Meta servers push messages to connected clients over a persistent connection. Third-party servers are responsible for hosting any media files their client applications send to Meta clients (such as image or video files). Part of this Handshake is providing a payload to the server which also contains the JWT Token.

Protocol 135

Protocol Encryption Server Media 135

NW Kings

DECEMBER 10, 2024

Understanding TCP ports is essential for managing network traffic and ensuring effective communication. But what is a TCP port? This blog will delve into what a TCP port is, how it works, its significance in networking, and the different types of ports, including well-known and dynamic ports. What is a TCP Port?

UDP port 40

UDP port Port TCP IP Address 40

CloudFaire

DECEMBER 20, 2024

Websockets operate over a single, persistent TCP connection established between a client and server. If you were building a chat application prior to WebSockets, you would likely have your client-side app poll the server every n seconds to see if there are new messages to be displayed.

Application 85

Application Server TCP Gateway 85

Kentik

JANUARY 24, 2022

Perhaps you want to know if the traffic you are investigating is related to video streaming, voice or social media. Source port for UDP or TCP, 0 for other protocols. Destination port for UDP or TCP, type and code for ICMP, or 0 for other protocols. If it’s possible, wouldn’t you like to know? Source IP address. IP protocol.

Application 96

Application IP Address DNS Port 96

Network Engineering

JULY 3, 2021

inside no snmp-server location no snmp-server contact snmp-server enable traps snmp authentication linkup linkdown coldstart crypto ipsec security-association lifetime seconds 28800 crypto ipsec security-association lifetime kilobytes 4608000 telnet timeout 5 ssh timeout 5 console timeout 0 dhcpd auto_config outside !

VPN 52

VPN IP Address Encryption TCP 52

CATO Networks

JUNE 1, 2020

Similarly, slow networks can lead to painfully slow file transfers for large media files or CAD (computer-aided design). Proxy TCP Connections Fundamentally, TCP (Transmission Control Protocol) connections inherently add more overhead than their UDP (User Datagram Protocol) counterparts.

Network 52

Network Networking TCP MPLS 52