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What is the difference between AF_INET and PF_INET in socket programming?
...Internet = IP Addresses
PF_INET = Packet Format, Internet = IP, TCP/IP or UDP/IP
AF_INET is the address family that is used for the socket you're creating (in this case an Internet Protocol address). The Linux kernel, for example, supports 29 other address families such as UNIX sockets and IPX, an...
廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
...y local0
keepalive 2
warntime 10
deadtime 30
initdead 120
hopfudge 1
udpport 694
bcast eth1
ucast eth1 10.10.10.43 (从机配置 10.10.10.42)
auto_failback on
node share1
node share2
ping 172.16.20.254
watchdog /dev/watchdog
respawn root /usr/lib64/heartbeat/ipfail
apiauth ipfail g...
Sockets: Discover port availability using Java
...e checking the DatagramSocket as well to check if the port is avaliable in UDP and TCP.
Hope this helps.
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IPC performance: Named Pipe vs Socket
...
Keep in mind that sockets does not necessarily mean IP (and TCP or UDP). You can also use UNIX sockets (PF_UNIX), which offer a noticeable performance improvement over connecting to 127.0.0.1
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how to find host name from IP with out login to the host
...ORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1460
;; QUESTION SECTION:
;34.34.51.72.in-addr.arpa. IN PTR
;; ANSWER SECTION:
34.34.51.72.in-addr.arpa. 42652 IN PTR sb.lwn.net.
;; Query time: 4 msec
;; SERVER: 192.168.178.1#53(192.168.178.1)
;; W...
fastest (low latency) method for Inter Process Communication between Java and C/C++
...99.99%,Max
IPC busy-spin, 89, 127, 168, 3326, 6501, 11555, 25131
UDP busy-spin, 4597, 5224, 5391, 5958, 8466, 10918, 18396
TCP busy-spin, 6244, 6784, 7475, 8697, 11070, 16791, 27265
TCP select-now, 8858, 9617, 9845, 12173, 13845, 19417, 26171
TCP block, 10696, 13103, 132...
How to find the port for MS SQL Server 2008?
...lves the instance name into the 51118 port. SQL Browser service listens on UDP port 1434 (standard & static), so I had to allow this also in server's firewall.
To extend a bit the actual answer: if someone else doesn't like dynamic ports and wants a static port for his SQL Server instance, shou...
Why am I getting “Cannot Connect to Server - A network-related or instance-specific error”?
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For me additionally I had to allow TCP 1433 and UDP 1434 in the Firewall
– MarkusEgle
Jul 2 '19 at 12:07
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How can I display an RTSP video stream in a web page?
...Quicktime player does not support RTP/AVP/TCP transport, and it's RTP/AVP (UDP) transport does not include NAT hole punching. Thus the only feasible transport is HTTP tunneling in WAN deployment.
VLC neither supports NAT hole punching for RTP/AVP transport, but RTP/AVP/TCP transport is available.
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Maximum packet size for a TCP connection
...athanLong The harm is that you cause needless confusion. TCP has segments, UDP has datagrams, IP has packets, Ethernet has frames, ...
– Marquis of Lorne
Dec 31 '15 at 10:54
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