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Merge pull request #11 from tuxjz/main
Finally updating our info...
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‎docs/networks/prague_silicon-hill.md‎

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University | [Czech Technical University in Prague](https://www.cvut.cz/en) | .
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Location of university | Prague |
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Website | <http://www.siliconhill.cz> |
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Website | <https://www.siliconhill.cz> |
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Members | \~ 3500 |
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Members in residental home | FIXME |
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Staff members | \~ 400 |
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Technic | FIXME |
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Members in residental home | \~20-50+ |
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Staff members | \~ 200 |
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Technologies | Cisco Catalyst 2960S/X, 9200L/9300L, 9500H, Nexus 9k, ASR1k, 9800-CL + WiFi 6 and 6E APs, Aruba MC7210 + WiFi5 W1+W2 APs, Palo Alto PA-5k, F5 Viprion, Dell PowerEdge 12-14G, HPE ProLiant Gen8-9, Pure Storage FlashArray//X |
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Member fees | **Membership** | **Fee (CZK)**
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| Basic | 200 / semester
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| Network | 600 / semester
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| Sports | 1000 / semester
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| Network | 800 / semester
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| Sports | 1500 / semester
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| Photo studio | 500 / semester
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| Music studio | 500 / semester
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| Autodesk - beginner | 500 / course
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| Music studio | 1000 / semester
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| Dancing course - single | 400 / course
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| Autodesk - advanced | 1000 / course
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| Dancing course - pair | 800 / course
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E-Mail | admin@siliconhill.cz,<snt18@siliconhill.cz> |
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Year of foundation | 1998 |
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information system - is.sh.cvut.cz - it is based on Ruby on Rails the
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the main improvement was the speed. We tested HP and Juniper hardware
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against current CISCO switches, then bought first CISCO Nexus box and
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started the upgrade of our access switches from 100MBps to 1GBps. That
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started the upgrade of our access switches from 100 Mbps to 1 Gbps. That
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was also the first year of SUT - one IT-related talk every Tuesday
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during the academic year.
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#### Present
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Today, the network follows the Core-Distribution-Access model with the
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following topology. We have 10Gbps fibre connectivity form Czech
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Technical University and 100 Mbps backup from commercial provider. We're
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following topology. We have 2x 25 Gbps fiber connectivity form Czech
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Technical University and 2x 500 Mbps backup from commercial provider. We're
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connected to CESNET, the academical network in Czechia and from there to
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GÈANT as well.
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The core of our network is currently CISCO 6509E, the distribution is
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made up by two CISCO Nexus 5596UP. We connect twelve dormitory
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buildings, six floors each, every floor has two twitches fibre connected
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with both Nexuses. Every tenant has 1GBps metallic connection, its own
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The core of our network was Cisco 6509E, in early 2020 it was replaced
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with pair of Cisco Catalyst 9500-48Y4C in StackWise Virtual, the distribution was
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made up by two Cisco Nexus 5596UP, in early 2025 we purchased pair of
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Cisco Nexus 93360YC-FX2 and it is going to replace the older pair of N5596UP. We connect twelve dormitory buildings,
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six floors each, every floor has two switches connected via fiber
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with both Nexuses. Every tenant has 1 Gbps wired connection, its own
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public IPv4 and IPv6 address. We managed to cover every building with
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Aruba wireless solution.
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Aruba wireless solution - Wi-Fi 5 W1/W2. Later on several buildings have been upgraded
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to Cisco Wi-Fi 6 solution and rests of dismantled Aruba solution was used
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as an coverage upgrade for other buildings.
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We've separate Admins and NetAdmins sections. Every block has its own
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NetAdmin. There're also registrators to handle the load of people every
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September. Every member and every device is stored in our information
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system. From there our switches are configured and the configuration for
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DNS, DHCP and LDAP is generated. If we receive an abuse we deal with it
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DNS, DHCP is stored in DB and synced with LDAP. If we receive an abuse we deal with it
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properly so every member takes also the responsibility for himself.
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![Network topology as of Sept.
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2016](/studnetze/sh/topologie_2016.png){.align-center}
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2023](http://traffic.sh.cvut.cz/sit2023.png){.align-center}
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In 2018, the main server room is planned to be relocated and renovated.
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Virtualization Switched from Xen to OpenNebula, we also got our first
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#### Events
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- [Silicon Hill Open Wednesday (SHOW)](http://show.siliconhill.cz/)
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- [Silicon Hill Open Wednesday (SHOW)](https://show.siliconhill.cz/)
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- [Installfest.cz](https://installfest.cz/if18/) &
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[RetroFest.cz](https://retrofest.cz/)
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- [Bastler's Wednesdays

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