Lines Matching +full:10 +full:g +full:- +full:support
1 .. SPDX-License-Identifier: GPL-2.0
9 eight-pin modular jack, commonly known as the Ethernet RJ45 port. This
14 ---------------------------
19 - Section "33.2.3 PI pin assignments" covers the pin assignments for PoE
21 - Section "145.2.4 PSE PI" addresses the configuration for PoE systems that
25 -------------------------------
31 two pairs of wires, SPE operates on a simpler model due to its single-pair
33 assignments for power delivery, as described in the PSE PI for multi-pair
37 --------------------
47 ----------------------------
49 - **Alternative A:** Utilizes RJ45 conductors 1, 2, 3 and 6. In either case of
50 networks 10/100BaseT or 1G/2G/5G/10GBaseT, the pairs used are carrying data.
52 (Medium Dependent Interface) or MDI-X (Medium Dependent Interface Crossover)
55 - **Alternative B:** Utilizes RJ45 conductors 4, 5, 7 and 8. In case of
56 10/100BaseT network the pairs used are spare pairs without data and are less
58 1G/2G/5G/10GBaseT network. Alternative B includes two configurations with
62 Table 145-3 PSE Pinout Alternatives
63 -----------------------------------
68 +------------+-------------------+-----------------+-----------------+-----------------+
70 | | (MDI-X) | (MDI) | (X) | (S) |
72 | 1 | Negative V | Positive V | - | - |
73 +------------+-------------------+-----------------+-----------------+-----------------+
74 | 2 | Negative V | Positive V | - | - |
75 +------------+-------------------+-----------------+-----------------+-----------------+
76 | 3 | Positive V | Negative V | - | - |
77 +------------+-------------------+-----------------+-----------------+-----------------+
78 | 4 | - | - | Negative V | Positive V |
79 +------------+-------------------+-----------------+-----------------+-----------------+
80 | 5 | - | - | Negative V | Positive V |
81 +------------+-------------------+-----------------+-----------------+-----------------+
82 | 6 | Positive V | Negative V | - | - |
83 +------------+-------------------+-----------------+-----------------+-----------------+
84 | 7 | - | - | Positive V | Negative V |
85 +------------+-------------------+-----------------+-----------------+-----------------+
86 | 8 | - | - | Positive V | Negative V |
87 +------------+-------------------+-----------------+-----------------+-----------------+
90 - "Positive V" and "Negative V" indicate the voltage polarity for each pin.
91 - "-" indicates that the pin is not used for power delivery in that
95 ----------------------
98 and the 1000/2.5G/5G/10GBaseT in the PSE 2 pairs connection.
100 +---------+---------------+---------------------+-----------------------+
102 | | (A/B) | (Direct/Phantom) | 1000/2.5G/5G/10GBaseT |
105 +---------+---------------+---------------------+-----------------------+
107 +---------+---------------+---------------------+-----------------------+
109 +---------+---------------+---------------------+-----------------------+
112 - "Direct" indicate a variant where the power is injected directly to pairs
114 - "Phantom" indicate power path over coils/magnetics as it is done for
117 In case of PSE 4 pairs, a PSE supporting only 10/100BaseT (which mean Direct
119 1000/2.5G/5G/10GBaseT.
122 -----------------------------------------------
131 .. code-block::
133 +--------------------------+
137 +--+--+--+--+--+--+--+--+--+ +-------------+
139 | | | | | | | o-------------------+ |
140 | | | | | | o--|-------------------+ +<--- PSE 1
141 | | | | | o--|--|-------------------+ |
142 | | | | o--|--|--|-------------------+ |
143 | | | o--|--|--|--|-------------------+ PSE PI |
144 | | o--|--|--|--|--|-------------------+ |
145 | o--|--|--|--|--|--|-------------------+ +<--- PSE 2 (optional)
146 o--|--|--|--|--|--|--|-------------------+ |
148 +--+--+--+--+--+--+--+--+--+ +-------------+
152 +--------------------------+
155 ---------------------------------------------
158 Equipment Power Interface) configuration designed to support the Alternative A
160 power delivery through the data-carrying pairs of an Ethernet cable, suitable
161 for either MDI or MDI-X configurations, albeit supporting one variation at a
164 .. code-block::
166 +-------------+
168 8 -----+ +-------------+
169 7 -----+ Rail 1 |
170 6 -----+------+----------------------+
171 5 -----+ | |
172 4 -----+ | Rail 2 | PSE 1
173 3 -----+------/ +------------+
174 2 -----+--+-------------/ |
175 1 -----+--/ +-------------+
177 +-------------+
181 - Pins 1 and 2, as well as pins 3 and 6, are utilized for power delivery in
183 10/100BaseT Ethernet networks where these pairs are used for data.
184 - Rail 1 and Rail 2 represent the positive and negative voltage rails, with
188 compatibility with both MDI and MDI-X configurations.
190 More complex PSE PI configurations may include additional components, to support
192 additional power delivery capabilities such as 2-pair or 4-pair power delivery.
194 .. code-block::
196 +-------------+
198 | +---+
199 8 -----+--------+ | +-------------+
200 7 -----+--------+ | Rail 1 |
201 6 -----+--------+ +-----------------+
202 5 -----+--------+ | |
203 4 -----+--------+ | Rail 2 | PSE 1
204 3 -----+--------+ +----------------+
205 2 -----+--------+ | |
206 1 -----+--------+ | +-------------+
207 | +---+
208 +-------------+
211 -----------------------------------------------------------
216 this decision-making process:
219 In a straightforward scenario, the PSE PI setup involves a direct, one-to-one
231 port. Such configurations might support a range of PoE standards and require
233 mode (e.g., PoE2 versus PoE4) or specific requirements of connected devices. In
236 interactions between different PSE controllers, the support for various PoE
250 ----------------------------------
260 - *Description:* Identifies the pairs used for power delivery in the
262 - *Necessity:* Essential to ensure the correct pairs are powered according
264 - *PSE Controller Node:* Typically lacks details on physical pair usage,
269 - *Description:* Specifies the polarity (positive or negative) for each
271 - *Necessity:* Critical for safe and effective power transmission to PDs.
272 - *PSE Controller Node:* Polarity management may exceed the standard
277 - *Description:* Details the association of PSE cells with Ethernet ports or
278 pairs in multi-cell configurations.
279 - *Necessity:* Allows for optimized power resource allocation in complex
281 - *PSE Controller Node:* Controllers may not manage cell associations
284 4. **Support for PoE Standards**
286 - *Description:* Lists the PoE standards and configurations supported by the
288 - *Necessity:* Ensures system compatibility with various PDs and adherence
290 - *PSE Controller Node:* Specific capabilities may depend on the overall PSE
292 do not necessarily imply support for multiple PoE standards.
296 - *Description:* Outlines additional protection mechanisms, such as
298 - *Necessity:* Provides extra safety and stability, complementing PSE
300 - *PSE Controller Node:* Some protections may be implemented via
301 board-specific hardware or algorithms external to the controller.